I-93 SB over Wallace Hill Road
Good Condition67 years old2,397 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 3.4 Mi To RTE 141 |
| Carries | I-93 SB |
| Crosses | Wallace Hill Road |
| Coordinates | 44.22830, -71.74700 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete |
| Design | Frame |
| Total Length | 58.1 ft (17.7 m) |
| Max Span | 50.9 ft (15.5 m) |
| Deck Width | 54.5 ft (16.6 m) |
| Deck Area | 293.8 sq m |
| Main Spans | 1 |
| Year Built | 1959 (reconstructed 1991) |
Traffic
| Avg Daily Traffic | 2,397 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 008700530012200 |